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<br />Map of the United States showing the 10catibAs of rivers
<br />. discussed in the text and the ratio of reservoifcstorage to annual",
<br />'f ....water supply ", ",,," 5
<br />.~t~,., . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ;~; ,; . .\,~ . . . . . . . . . . . ',,: .
<br />"Siilt River in Arizona. . . . . . . . . . . . .. .. . . .. . .. . . . . . .;'. .. . .. .. . , .... 11
<br />'J~ ~ . r
<br />Snake ('iverthrough Hells Canyon ........ ....... .... .:..... ....... 19
<br />Rio Gra'nde between Elephant Butte Dam. New Mexico
<br />and Presidio. Texas......................,........... Y........... 29 1I~'
<br />Chattahoochee River ffom Buford Dam to Adanta. Georgia....... 397 '~"'
<br />PI R. . W . dN b k '1' d,
<br />..' g, atte Iverln yomlngan eras a ........................\.... 49 '
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<br />;:%%lGr~en River In LJ,tah ................................,..........,.... 55
<br />-'F::"'_':i" /...'. ,-, ~B
<br />';Il~;rado Ri~e i~ Grand Canyon. Arizona ........ "'~"" ........ ?,;;;64
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<br />:J'lfJures ill
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<br />Annualpumber of closures of large dams .li............ ::........... 4'
<br />Graphs showing flow records for the Salt Riv~r ............?~ ,. i... 12
<br />Annual flood series for the'Sriake River near'Asoton. Washington. . 24
<br />Graph showing beach degradation on the Snak~River 5f *'
<br />ct' qelow HellsCa,l1yon Dam . ..... ........ ....~':..~t.........?: .'~. 25
<br />Graph showing thlannual flow volume in the Rio Grill)de
<br />;':'-- -.; .>':t1~- " :?v>=,}\
<br />'!I'IL ~.bove the RIO S:;onchos ....................... :fc..,.:;t. . . . . . . . . . .. ?Otr
<br />'mr4'; .:t: . ;,p- ,~O;., -VM6; . ;'-w? .::t~ ".
<br />'ii{pX~Bh~sho~il1g s~:nnel changes in the Rio Gra,V"dei;t:;,:........ ..3~'K"
<br />"it Graph showing the annual flood series for the Rio Grande. . . . . . . . . '35
<br />,;.A"~'. '''ii'~'f}--~'\-;" ...... j:&);"
<br />..&~al3hs showing flow in the Chattahoochee River..... ;'!'Y. r,;...... 40:
<br />'''yraphsshowing flow in the Platte River ...y.......... .Q"'",;.;, '.:'" 50,!
<br />Graphs showing the annual flood series for tile Colorado River . . .. 67'
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<br />Repeat photographs showing change in sand bars in W
<br />'brand Canyon ............................................. 69
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<br />Hydrog!f3ph for Colorado River near Grand Canyon. for " "4
<br />September.1982 ..............................:'L.... ......7.70
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<br />Graph stfowing a time series of changes in the bed eJevation of ',w"
<br />the C~lqrado River at Lees Ferry. Arizona, 192.1.:1986 ....... J~t73
<br />Diagram showing the definition of sand bars dr~ped~~1-ound 'iF
<br />dd ,1l ..)B ~~<~->}\ 41-75
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